Why Him?

Bryan Cranston

as

Ned Fleming

James Franco

as

Laird Mayhew

Zoey Deutch

as

Stephanie Flem...

Megan Mullally

as

Barb Fleming

Griffin Gluck

as

Scotty Fleming

Keegan-Michael...

as

Gustav

Kaley Cuoco

as

Justine (voice)

Cedric the Ent...

as

Lou Dunne

Zack Pearlman

as

Kevin Dingle

Jee Young Han

as

Marnie Dingle

Grace Hazelett

as

Vanessa Dingle

Sadie Hazelett

as

Vanessa Dingle

Casey Wilson

as

Missy Pederman

Andrew Rannells

as

Blaine Pederman

Adam Devine

as

Tyson Modell

Tangie Ambrose

as

Patty Dunne

Steve Bannos

as

Burt

Steve Aoki

as

DJ Steve Aoki

Richard Blais

as

Richard Blais

Elon Musk

as

Elon Musk

Gene Simmons

as

Gene Simmons

Paul Stanley

as

Paul Stanley

Peter Criss

as

Peter Criss

Chris A. Lisco...

as

Chris A. Lisco...

Bob Stephenson

as

Jerry

Mary Pat Gleas...

as

Joyce

Jacob Kemp

as

Randy

Juliette B. Re...

as

Applebee's Wai...

Melissa Graver

as

Applebee's Wai...

Steffen Dziczek

as

Applebee's Wai...

Jimmy Badstibn...

as

Fleming Compan...

Ramy Youssef

as

Coder in Kitch...

Brenda Good

as

Laird's Employ...

Harrison Bieker

as

Laird's Employ...

Greg Worswick

as

Bartender

George Kareman

as

Party Waiter

Toby Turner

as

Party Guest

Craig Hosking

as

Helicopter Pil...

Lucy Angelo

as

Gamer Girl (un...

Katelyn Brooke

as

Kissing Woman ...

Isabel Dresden

as

Quirky Waitres...

Lynly Ehrlich

as

Printer Employ...

Stevens Gaston

as

Keith (uncredi...

Liam Gillen

as

Choir Member #...

Braxton Goe

as

Party Guest (u...

Alex J. Joseph

as

Underwear Swim...

Jocelyn Marie

as

Steph's Friend...

Derek McEntire

as

Video Game Cod...

Arber Mehmeti

as

Serbian Guard ...

Isabelle Menard

as

Party Guest (u...

Tim Neff

as

Kissing Man (u...

Saul Preciado-...

as

Peruvian Villa...

Evan Seidlitz

as

Bartender (unc...

Lee Stickler

as

Choir Member #...

Caleb Thomas

as

Scotty (uncred...

Emely von Oest

as

Ned's Friend (...

Burnie Burns

as

Self